Mary's-bean
NameMary's-bean
Scientific NameMerremia umbellata
Common NamesMary's-bean, Yellow Woodrose, Hog Vine, Yellow Morning Glory
Plant FamilyConvolvulaceae
Natural HabitatFound in tropical and subtropical regions, often in disturbed areas, forest edges, clearings, roadsides, and coastal thickets. It thrives in moist, well-drained soils and full sun to partial shade.
Parts Usedleaf,root,whole_plant
Medicinal Actionsanti-inflammatory,antimicrobial,antioxidant,diuretic,demulcent
Traditional UsesTraditionally, the leaves are used as a poultice for wounds, boils, and skin infections. Infusions of the leaves or roots are consumed for fevers, urinary tract issues, and as a general tonic. In some cultures, it's used to treat swellings and inflammation.
Active ConstituentsFlavonoids, Triterpenes, Phenolic compounds, Alkaloids
Preparation Methodsinfusion,poultice,decoction,powder
Contraindications & WarningsLimited specific information is available. As with many plants in the Convolvulaceae family, caution is advised, especially with internal use of large quantities, due to potential laxative effects or other unknown compounds. Pregnant or breastfeeding women should avoid use.
Cultivation NotesEasily propagated by seeds or stem cuttings. Prefers warm climates, full sun to partial shade, and well-drained soil. It's a vigorous climber and may require support, and can become invasive in suitable conditions.
Raritycommon
Description
A perennial, herbaceous climbing vine characterized by its vibrant yellow, funnel-shaped flowers that typically bloom solitarily or in small clusters. Its leaves are simple, ovate to cordate, and arranged alternately along the stem.
